Analysis
- max time kernel
25s - max time network
135s - platform
windows10_x64 - resource
win10v20210408 - submitted
15/06/2021, 15:17
Static task
static1
General
- Target 060a7f627edb52e9a3874773480af1b0a0ac97962cb674d6bd164fb781ec1f2f.dll
- Size 172KB
- Sample210615-xp9sf461ee
- SHA256 060a7f627edb52e9a3874773480af1b0a0ac97962cb674d6bd164fb781ec1f2f
- MD5 f00c248076edcc3e805b936d84377fc4
- SHA1 8d2fc46ee75137390b315aa542003ca535a1eee9
- SHA512 59a8d6183fb1de24fc1cdbbaf12165d98c04c8adcbe7330ecc9276ba82f378e01b3a5b66ca9193021aa2bc6f3483cc19b5a62f7c025894c44a44c35ffd2e0118
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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dridex
Botnet
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40112
C2
-
210.65.244.187:443
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162.241.41.92:2303
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46.231.204.10:8172
-
185.183.159.100:4125
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral1/memory/3548-115-0x0000000073990000-0x00000000739C0000-memory.dmp dridex_ldr - Program crash 1 IoCs
pid pid_target Process procid_target 192 3548 WerFault.exe 70 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe 192 WerFault.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 192 WerFault.exe Token: SeBackupPrivilege 192 WerFault.exe Token: SeDebugPrivilege 192 WerFault.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2544 wrote to memory of 3548 2544 rundll32.exe 70 PID 2544 wrote to memory of 3548 2544 rundll32.exe 70 PID 2544 wrote to memory of 3548 2544 rundll32.exe 70
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\060a7f627edb52e9a3874773480af1b0a0ac97962cb674d6bd164fb781ec1f2f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\060a7f627edb52e9a3874773480af1b0a0ac97962cb674d6bd164fb781ec1f2f.dll,#12⤵PID:3548
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 6843⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:192
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